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X-IronPort-AV: E=McAfee;i="6600,9927,10937"; a="18150580" X-IronPort-AV: E=Sophos;i="6.04,313,1695711600"; d="scan'208";a="18150580" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Dec 2023 15:03:23 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10937"; a="778650970" X-IronPort-AV: E=Sophos;i="6.04,313,1695711600"; d="scan'208";a="778650970" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 28 Dec 2023 15:03:21 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rIzPL-000GuP-0E; Thu, 28 Dec 2023 23:03:19 +0000 Date: Fri, 29 Dec 2023 07:02:49 +0800 From: kernel test robot To: Evan Quan Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Alex Deucher , Lijo Lazar , Hawking Zhang Subject: drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0.c:104:52: warning: '%s' directive output may be truncated writing up to 29 bytes into a region of size 23 Message-ID: <202312290653.xdMUAh0o-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 505e701c0b2cfa9e34811020829759b7663a604c commit: 276c03a0547068026241decd2c1159df0be5941f drm/amd/smu: Update SMU13 support for SMU 13.0.0 date: 1 year, 8 months ago config: x86_64-randconfig-x066-20230529 (https://download.01.org/0day-ci/archive/20231229/202312290653.xdMUAh0o-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231229/202312290653.xdMUAh0o-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202312290653.xdMUAh0o-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0.c: In function 'smu_v13_0_init_microcode': >> drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0.c:104:52: warning: '%s' directive output may be truncated writing up to 29 bytes into a region of size 23 [-Wformat-truncation=] 104 | snprintf(fw_name, sizeof(fw_name), "amdgpu/%s.bin", chip_name); | ^~ drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0.c:104:9: note: 'snprintf' output between 12 and 41 bytes into a destination of size 30 104 | snprintf(fw_name, sizeof(fw_name), "amdgpu/%s.bin", chip_name); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +104 drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0.c 76 77 static int smu_v13_0_get_pptable_from_firmware(struct smu_context *smu, void **table, uint32_t *size, 78 uint32_t pptable_id); 79 80 int smu_v13_0_init_microcode(struct smu_context *smu) 81 { 82 struct amdgpu_device *adev = smu->adev; 83 const char *chip_name; 84 char fw_name[30]; 85 char ucode_prefix[30]; 86 int err = 0; 87 const struct smc_firmware_header_v1_0 *hdr; 88 const struct common_firmware_header *header; 89 struct amdgpu_firmware_info *ucode = NULL; 90 91 /* doesn't need to load smu firmware in IOV mode */ 92 if (amdgpu_sriov_vf(adev)) 93 return 0; 94 95 switch (adev->ip_versions[MP1_HWIP][0]) { 96 case IP_VERSION(13, 0, 2): 97 chip_name = "aldebaran_smc"; 98 break; 99 default: 100 amdgpu_ucode_ip_version_decode(adev, MP1_HWIP, ucode_prefix, sizeof(ucode_prefix)); 101 chip_name = ucode_prefix; 102 } 103 > 104 snprintf(fw_name, sizeof(fw_name), "amdgpu/%s.bin", chip_name); 105 106 err = request_firmware(&adev->pm.fw, fw_name, adev->dev); 107 if (err) 108 goto out; 109 err = amdgpu_ucode_validate(adev->pm.fw); 110 if (err) 111 goto out; 112 113 hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data; 114 amdgpu_ucode_print_smc_hdr(&hdr->header); 115 adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version); 116 117 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 118 ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC]; 119 ucode->ucode_id = AMDGPU_UCODE_ID_SMC; 120 ucode->fw = adev->pm.fw; 121 header = (const struct common_firmware_header *)ucode->fw->data; 122 adev->firmware.fw_size += 123 ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE); 124 } 125 126 out: 127 if (err) { 128 DRM_ERROR("smu_v13_0: Failed to load firmware \"%s\"\n", 129 fw_name); 130 release_firmware(adev->pm.fw); 131 adev->pm.fw = NULL; 132 } 133 return err; 134 } 135 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki